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KC8AON's QRP PROJECTS RANDOM WIRE UNUN FOR MULTIBAND USE WITH BUILT IN AUTOTUNERS - THE "UNTENNA"
Balun 9a1 UnUn 9:1 Antenna LONG Wire i6ibe
9:1 UNUN WITH ANTENNA WIRE, | eBay
HF End Fed Antenna 3kW 160-6m with 9:1 UNUN dual 3 inch cores -107 feet long | eBay
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Balun / Unun 5:1 250Ohms to 50Ohms for broadband HF vertical antenna. | eBay
49:1 100W Balun Unun Antenna End Fed Shortwave Without Tuning DIY Accessories US | eBay
9:1 Magnetic Longwire Balun / Unun – M0UKD – Amateur Radio Blog